61778340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1553}}^1$

素因数の和:1598

約数の個数: 144

約数和(自身を含む): 213817968

約数和(自身を除く): 152039628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1553, 1989, 2210, 2340, 2652, 3060, 3106, 3315, 3978, 4420, 4659, 6212, 6630, 7765, 7956, 9318, 9945, 13260, 13977, 15530, 18636, 19890, 20189, 23295, 26401, 27954, 31060, 39780, 40378, 46590, 52802, 55908, 60567, 69885, 79203, 80756, 93180, 100945, 105604, 121134, 132005, 139770, 158406, 181701, 201890, 237609, 242268, 264010, 279540, 302835, 316812, 343213, 363402, 396015, 403780, 475218, 528020, 605670, 686426, 726804, 792030, 908505, 950436, 1029639, 1188045, 1211340, 1372852, 1584060, 1716065, 1817010, 2059278, 2376090, 3088917, 3432130, 3634020, 4118556, 4752180, 5148195, 6177834, 6864260, 10296390, 12355668, 15444585, 20592780, 30889170, 61778340]

約数ペア:

[(1, 61778340), (2, 30889170), (3, 20592780), (4, 15444585), (5, 12355668), (6, 10296390), (9, 6864260), (10, 6177834), (12, 5148195), (13, 4752180), (15, 4118556), (17, 3634020), (18, 3432130), (20, 3088917), (26, 2376090), (30, 2059278), (34, 1817010), (36, 1716065), (39, 1584060), (45, 1372852), (51, 1211340), (52, 1188045), (60, 1029639), (65, 950436), (68, 908505), (78, 792030), (85, 726804), (90, 686426), (102, 605670), (117, 528020), (130, 475218), (153, 403780), (156, 396015), (170, 363402), (180, 343213), (195, 316812), (204, 302835), (221, 279540), (234, 264010), (255, 242268), (260, 237609), (306, 201890), (340, 181701), (390, 158406), (442, 139770), (468, 132005), (510, 121134), (585, 105604), (612, 100945), (663, 93180), (765, 80756), (780, 79203), (884, 69885), (1020, 60567), (1105, 55908), (1170, 52802), (1326, 46590), (1530, 40378), (1553, 39780), (1989, 31060), (2210, 27954), (2340, 26401), (2652, 23295), (3060, 20189), (3106, 19890), (3315, 18636), (3978, 15530), (4420, 13977), (4659, 13260), (6212, 9945), (6630, 9318), (7765, 7956)]