156740278100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{70039}}^1$

素因数の和:70222

約数の個数: 144

約数和(自身を含む): 408540518400

約数和(自身を除く): 251800240300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 139, 140, 161, 175, 230, 278, 322, 350, 460, 556, 575, 644, 695, 700, 805, 973, 1150, 1390, 1610, 1946, 2300, 2780, 3197, 3220, 3475, 3892, 4025, 4865, 6394, 6950, 8050, 9730, 12788, 13900, 15985, 16100, 19460, 22379, 24325, 31970, 44758, 48650, 63940, 70039, 79925, 89516, 97300, 111895, 140078, 159850, 223790, 280156, 319700, 350195, 447580, 490273, 559475, 700390, 980546, 1118950, 1400780, 1610897, 1750975, 1961092, 2237900, 2451365, 3221794, 3501950, 4902730, 6443588, 7003900, 8054485, 9735421, 9805460, 11276279, 12256825, 16108970, 19470842, 22552558, 24513650, 32217940, 38941684, 40272425, 45105116, 48677105, 49027300, 56381395, 68147947, 80544850, 97354210, 112762790, 136295894, 161089700, 194708420, 223914683, 225525580, 243385525, 272591788, 281906975, 340739735, 447829366, 486771050, 563813950, 681479470, 895658732, 973542100, 1119573415, 1127627900, 1362958940, 1567402781, 1703698675, 2239146830, 3134805562, 3407397350, 4478293660, 5597867075, 6269611124, 6814794700, 7837013905, 11195734150, 15674027810, 22391468300, 31348055620, 39185069525, 78370139050, 156740278100]

約数ペア:

[(1, 156740278100), (2, 78370139050), (4, 39185069525), (5, 31348055620), (7, 22391468300), (10, 15674027810), (14, 11195734150), (20, 7837013905), (23, 6814794700), (25, 6269611124), (28, 5597867075), (35, 4478293660), (46, 3407397350), (50, 3134805562), (70, 2239146830), (92, 1703698675), (100, 1567402781), (115, 1362958940), (139, 1127627900), (140, 1119573415), (161, 973542100), (175, 895658732), (230, 681479470), (278, 563813950), (322, 486771050), (350, 447829366), (460, 340739735), (556, 281906975), (575, 272591788), (644, 243385525), (695, 225525580), (700, 223914683), (805, 194708420), (973, 161089700), (1150, 136295894), (1390, 112762790), (1610, 97354210), (1946, 80544850), (2300, 68147947), (2780, 56381395), (3197, 49027300), (3220, 48677105), (3475, 45105116), (3892, 40272425), (4025, 38941684), (4865, 32217940), (6394, 24513650), (6950, 22552558), (8050, 19470842), (9730, 16108970), (12788, 12256825), (13900, 11276279), (15985, 9805460), (16100, 9735421), (19460, 8054485), (22379, 7003900), (24325, 6443588), (31970, 4902730), (44758, 3501950), (48650, 3221794), (63940, 2451365), (70039, 2237900), (79925, 1961092), (89516, 1750975), (97300, 1610897), (111895, 1400780), (140078, 1118950), (159850, 980546), (223790, 700390), (280156, 559475), (319700, 490273), (350195, 447580)]